A disk drive 100 capable of receiving a cartridge 20 having a disk 42 with a diameter of about 3.5 inches which can contain at least 105 megabytes of data includes an operating mechanism 112 for initiating and controlling the positioning of an actuator arm 176 upon which is mounted a rea

A robotic library design for a mechanism that picks and places storage cartridges having a robotic shuttle assembly that moves parallel to the storage cartridges, a moveable stage that moves perpendicular to the storage cartridges, and a pair of gripping finger to retain, extract, and